package com.mmall.concurrency.myexample.aqs;

import lombok.extern.slf4j.Slf4j;

import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

@Slf4j
public class CyclicBarrierExample2 {

    private static CyclicBarrier cyclicBarrier = new CyclicBarrier(5,() ->{
        log.info("callback is running");
    });

    public static void main(String[] args) throws InterruptedException {
        ExecutorService exec = Executors.newCachedThreadPool();
        for (int i = 0;i< 10;i++){
            final int threadNum = i;
            Thread.sleep(1000);
            exec.execute(() ->{
                try {
                    race(threadNum);
                } catch (Exception e) {
                    log.error("exception",e);
                }
            });


        }
        exec.shutdown();

    }

    private static void race(int threadNum) throws Exception {
        Thread.sleep(1000);
        log.info("{} is ready",threadNum);
        try {
//            cyclicBarrier.await(2000,TimeUnit.MILLISECONDS);
            cyclicBarrier.await();
        }catch (Exception e){
            log.warn("Thread is exception");
        }
        log.info("{} continue",threadNum);

    }

}
